Amplifiers; radios; compact disc players and recorders; digital video disc players and recorders; laser disc players and recorders; audio cassette players and recorders; audio speakers; subwoofer audio speakers; stereo receivers; audio and video receivers; signal converter used to convert digital signals to analogue signals, analogue signals to digital signals and voice to analogue and digital signals; power conditioners used to protect electrical equipment; speaker components, namely, tweeters, tuners, and midrange and crossover components; audio and video cables; anti-dazzle panels; batteries for lighting; safety equipment, namely, flashing lights and beacons that are operated by batteries or solar batteries; luminous or mechanical signalling panels; luminous or mechanical road signs; vehicle breakdown warning triangles; luminous or mechanical signs; pavement safety markers; signal lanterns; light-emitting electronic boards and panels; protective helmets; protective masks; safety nets; protective shoes; and protective gloves